Omron CJ1W-DRM21, CS1W-DRM21 operation manual 221

Error Log Functions				Section 9-2
Error	Error		Detail code		Record
code					stored in
			First byte	Second byte
(Hex)					EEPROM
0343	Structure error	01 Hex: I/O area dupli-		Slave’s node address	No
		cation
		02	Hex: I/O area range
		exceeded
		03	Hex: Unsupported
		slave
0344	Verification error	01 Hex: Non-existent		Slave’s node address	No
		slave
		02	Hex: Illegal header
		03	Hex: Illegal device
		type
		04	Hex: Illegal product
		code
		05	Hex: Unsupported
		connection
		06	Hex: I/O size mis-
		match
		07	Hex: Illegal connec-
		tion path
0345	Remote I/O communications error	01 Hex: Master		Master:	No
		02	Hex: Slave	Slave’s node address
				Slave:
				Master’s node address
0346	Remote I/O communications stopped because	01 Hex: Remote I/O		Remote I/O comm. error:	No
	of a remote I/O communications error.	communications error		Slave’s node address
		02 Hex: Network power		Power supply error:
		supply error		Local (master’s) node
		03	Hex: Transmission	address
		timeout		Transmission timeout:
				Local (master’s) node
				address
0347	I/O refreshing error	01 Hex: Master		00 Hex	No
		02	Hex: Slave
0348	Message discarded because a new request	Same as the code (such as 0101 Hex) in the dis-			No
	was received.	carded FINS/explicit message packet.
0601	Special Unit error	Uncertain contents			Yes
0602	Special Unit memory error	01 Hex: Read error		06 Hex: Error log	Yes
		02	Hex: Write error	09 Hex: Identity data	(See
					note.)
				0A Hex: Master scan list
				0B Hex: Slave scan list
				0C Hex: Message moni-
				toring timer list
				0D Hex: Communications
				cycle time setting

Note The error information is not written to EEPROM when a memory error occurs in the error log area (EEPROM).

221